| Frankenberg to Obernburg am Main | 85.57 mi (137.71 km) |
| Frankenberg to Obernkirchen | 84.56 mi (136.08 km) |
| Frankenberg to Oberschleissheim | 230.22 mi (370.50 km) |
| Frankenberg to Oberstdorf | 260.84 mi (419.78 km) |
| Frankenberg to Obertraubling | 208.06 mi (334.84 km) |
| Frankenberg to Obertshausen | 68.57 mi (110.36 km) |
| Frankenberg to Oberursel | 59.90 mi (96.39 km) |
| Frankenberg to Ochsenfurt | 112.29 mi (180.72 km) |
| Frankenberg to Ochsenhausen | 212.71 mi (342.32 km) |
| Frankenberg to Ochtrup | 104.99 mi (168.96 km) |
| Frankenberg to Odenthal | 73.00 mi (117.48 km) |
| Frankenberg to Oelde | 60.32 mi (97.07 km) |
| Frankenberg to Oelsnitz | 153.88 mi (247.65 km) |
| Frankenberg to Oer-Erkenschwick | 77.94 mi (125.43 km) |
| Frankenberg to Oerlinghausen | 62.97 mi (101.34 km) |
